If a+1/a =6 find a-1/a – InterviewSolution

1.

If a+1/a =6 find a-1/a

Answer»

a+1/a=6

a+1=6a

6a-a=1

5a=1

a=1/5 ......... (i)

now,

a-1/a

putting VALUE of a from EQ (i)

(1/5-1) /(1/5)

(-4/5) / (1/5)

-4/1

-4

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